package com.jneagle.xlstool.bzwgjmx.stack.service;

import com.dwarfeng.subgrade.stack.service.Service;
import com.jneagle.xlstool.bzwgjmx.stack.structure.ProgressObserver;

/**
 * 进度服务。
 *
 * @author DwArFeng
 * @since 1.0.0
 */
public interface ProgressService extends Service {

    void addObserver(ProgressObserver observer);

    void removeObserver(ProgressObserver observer);
}
